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+/*  Starshatter OpenSource Distribution
+    Copyright (c) 1997-2004, Destroyer Studios LLC.
+    All Rights Reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+    * Neither the name "Destroyer Studios" nor the names of its contributors
+      may be used to endorse or promote products derived from this software
+      without specific prior written permission.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+    POSSIBILITY OF SUCH DAMAGE.
+
+    SUBSYSTEM:    Magic.exe
+    FILE:         Grid.h
+    AUTHOR:       John DiCamillo
+
+
+    OVERVIEW
+    ========
+    Interface of the Grid class
+*/
+
+
+#ifndef Grid_h
+#define Grid_h
+
+#include "Bitmap.h"
+#include "Graphic.h"
+
+// +--------------------------------------------------------------------+
+
+class Grid : public Graphic
+{
+public:
+   enum PLANE { GRID_XY, GRID_XZ, GRID_YZ };
+
+   Grid();
+   virtual ~Grid();
+
+   CPoint& Snap(CPoint& p);
+
+   bool IsSnap()                    const { return snap;       }
+   bool IsShow()                    const { return show;       }
+   void SetSnap(bool s)                   { snap = s;          }
+   void SetShow(bool s)                   { show = s;          }
+   void SetSize(int x, int y = 0);
+   void SetSkip(int x, int y = 0);
+   void ShowMinor(bool show)              { minor = show;      }
+   void ShowPlane(int p)                  { plane = p;         }
+   void ShowReference(bool show)          { show_ref = show;   }
+
+   const char* GetReferencePlan()   const;
+   void        SetReferencePlan(const char* fname);
+   const char* GetReferenceFront()  const;
+   void        SetReferenceFront(const char* fname);
+   const char* GetReferenceSide()   const;
+   void        SetReferenceSide(const char* fname);
+   
+   int  GetSize()                   const { return x_size;     }
+
+   // operations
+   virtual void      Render(Video* video, DWORD flags);
+   virtual void      RenderReference(Video* video);
+
+protected:
+   int snapto(int i, int dim);
+
+   bool     show;
+   bool     show_ref;
+   bool     snap;
+   bool     minor;
+
+   int      x_size, y_size;
+   int      x_skip, y_skip;
+   int      plane;
+
+   Vec3*    x_major;
+   Vec3*    x_minor;
+   Vec3*    y_major;
+   Vec3*    y_minor;
+
+   Bitmap*  bmp_plan;
+   Bitmap*  bmp_front;
+   Bitmap*  bmp_side;
+};
+
+// +--------------------------------------------------------------------+
+
+#endif Grid_h